<template>
  <div class="login_container">
      <div class="login_box">
            <div class="avatar_box">
          <img src="../assets/logo.png" alt="">
      </div>
      <!-- 登录表单区域 -->
      <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
        <el-form-item prop="username">
            <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <el-form-item prop="password">
                <el-input type="password" v-model="loginForm.password" prefix-icon="iconfont icon-3702mima"></el-input>
        </el-form-item>
         <el-form-item class="btns">
           <el-button type="primary" @click="login">登录</el-button>
           <el-button type="primary" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
      </div>
  </div>
</template>

<script>
export default {
    data() {
        return {
            loginForm:{
                username:'admin',
                password:'123456'
            },
                loginFormRules:{
                    username: [ { required: true, message: '请输入登录名称', trigger: 'blur' },
                                { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                                ],
                    password: [{ required: true, message: '请输入登录密码', trigger: 'blur' },
                                { min: 3, max: 15, message: '长度在 3 到 15 个字符', trigger: 'blur' }],
                }
            
        }
    },
    methods: {
        resetLoginForm(){
            this.$refs.loginFormRef.resetFields();
        },
        login(){
            this.$refs.loginFormRef.validate(async valid=>{
                if(!valid) return;
                const {data :res}=await this.$http.post("login",this.loginForm);
                if(res.meta.status !==200)
                    return this.$message.error('登录失败');
                this.$message.success('登录成功');
                console.log(res);
                window.sessionStorage.setItem('token',res.data.token);
                this.$router.push('/home');
            });
        }
    },
}
</script>

<style lang="less" scoped>
    .login_container{
        background-color: #2b4b6b;
        height: 100%;
    }
    .login_box{
        width: 450px;
        height: 300px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);//进行位移
        .avatar_box{
            height: 130px;
            width: 130px;
            border: 1px solid #eee;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0 0 10px #ddd;
            position: absolute;
            left: 50%;
            transform: translate(-50%,-50%);
            background-color: #fff;
            img{
                width: 100%;
                height: 100%;
                  border-radius: 50%;
                  background-color: #eee;
            }
        }
    }
    .login_form{
        position: absolute;
        bottom: 0;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
    }
    .btns{
        display: flex;
        justify-content: flex-end;
    }
</style>